arch/arm/include/asm/arch-sunxi/tve.h

   1 /*
   2  * Sunxi TV encoder register and constant defines
   3  *
   4  * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
   5  * (C) Copyright 2017 Jernej Skrabec <jernej.skrabec@siol.net>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef _TVE_H
  11 #define _TVE_H
  12
  13 enum tve_mode {
  14         tve_mode_vga,
  15         tve_mode_composite_pal,
  16         tve_mode_composite_ntsc,
  17         tve_mode_composite_pal_m,
  18         tve_mode_composite_pal_nc,
  19 };
  20
  21 /*
  22  * This is based on the A10s User Manual, and the A10s only supports
  23  * composite video and not vga like the A10 / A20 does, still other
  24  * than the removed vga out capability the tvencoder seems to be the same.
  25  * "unknown#" registers are registers which are used in the A10 kernel code,
  26  * but not documented in the A10s User Manual.
  27  */
  28 struct sunxi_tve_reg {
  29         u32 gctrl;                      /* 0x000 */
  30         u32 cfg0;                       /* 0x004 */
  31         u32 dac_cfg0;                   /* 0x008 */
  32         u32 filter;                     /* 0x00c */
  33         u32 chroma_freq;                /* 0x010 */
  34         u32 porch_num;                  /* 0x014 */
  35         u32 unknown0;                   /* 0x018 */
  36         u32 line_num;                   /* 0x01c */
  37         u32 blank_black_level;          /* 0x020 */
  38         u32 unknown1;                   /* 0x024, seems to be 1 byte per dac */
  39         u8 res0[0x08];                  /* 0x028 */
  40         u32 auto_detect_en;             /* 0x030 */
  41         u32 auto_detect_int_status;     /* 0x034 */
  42         u32 auto_detect_status;         /* 0x038 */
  43         u32 auto_detect_debounce;       /* 0x03c */
  44         u32 csc_reg0;                   /* 0x040 */
  45         u32 csc_reg1;                   /* 0x044 */
  46         u32 csc_reg2;                   /* 0x048 */
  47         u32 csc_reg3;                   /* 0x04c */
  48         u8 res1[0xb0];                  /* 0x050 */
  49         u32 color_burst;                /* 0x100 */
  50         u32 vsync_num;                  /* 0x104 */
  51         u32 notch_freq;                 /* 0x108 */
  52         u32 cbr_level;                  /* 0x10c */
  53         u32 burst_phase;                /* 0x110 */
  54         u32 burst_width;                /* 0x114 */
  55         u32 unknown2;                   /* 0x118 */
  56         u32 sync_vbi_level;             /* 0x11c */
  57         u32 white_level;                /* 0x120 */
  58         u32 active_num;                 /* 0x124 */
  59         u32 chroma_bw_gain;             /* 0x128 */
  60         u32 notch_width;                /* 0x12c */
  61         u32 resync_num;                 /* 0x130 */
  62         u32 slave_para;                 /* 0x134 */
  63         u32 cfg1;                       /* 0x138 */
  64         u32 cfg2;                       /* 0x13c */
  65 };
  66
  67 /*
  68  * TVE register constants.
  69  */
  70 #define SUNXI_TVE_GCTRL_ENABLE                  (1 << 0)
  71 /*
  72  * Select input 0 to disable dac, 1 - 4 to feed dac from tve0, 5 - 8 to feed
  73  * dac from tve1. When using tve1 the mux value must be written to both tve0's
  74  * and tve1's gctrl reg.
  75  */
  76 #define SUNXI_TVE_GCTRL_DAC_INPUT_MASK(dac)     (0xf << (((dac) + 1) * 4))
  77 #define SUNXI_TVE_GCTRL_DAC_INPUT(dac, sel)     ((sel) << (((dac) + 1) * 4))
  78 #define SUNXI_TVE_CFG0_VGA                      0x20000000
  79 #define SUNXI_TVE_CFG0_PAL                      0x07030001
  80 #define SUNXI_TVE_CFG0_NTSC                     0x07030000
  81 #define SUNXI_TVE_DAC_CFG0_VGA                  0x403e1ac7
  82 #ifdef CONFIG_MACH_SUN5I
  83 #define SUNXI_TVE_DAC_CFG0_COMPOSITE            0x433f0009
  84 #else
  85 #define SUNXI_TVE_DAC_CFG0_COMPOSITE            0x403f0008
  86 #endif
  87 #define SUNXI_TVE_FILTER_COMPOSITE              0x00000120
  88 #define SUNXI_TVE_CHROMA_FREQ_PAL_M             0x21e6efe3
  89 #define SUNXI_TVE_CHROMA_FREQ_PAL_NC            0x21f69446
  90 #define SUNXI_TVE_PORCH_NUM_PAL                 0x008a0018
  91 #define SUNXI_TVE_PORCH_NUM_NTSC                0x00760020
  92 #define SUNXI_TVE_LINE_NUM_PAL                  0x00160271
  93 #define SUNXI_TVE_LINE_NUM_NTSC                 0x0016020d
  94 #define SUNXI_TVE_BLANK_BLACK_LEVEL_PAL         0x00fc00fc
  95 #define SUNXI_TVE_BLANK_BLACK_LEVEL_NTSC        0x00f0011a
  96 #define SUNXI_TVE_UNKNOWN1_VGA                  0x00000000
  97 #define SUNXI_TVE_UNKNOWN1_COMPOSITE            0x18181818
  98 #define SUNXI_TVE_AUTO_DETECT_EN_DET_EN(dac)    (1 << ((dac) + 0))
  99 #define SUNXI_TVE_AUTO_DETECT_EN_INT_EN(dac)    (1 << ((dac) + 16))
 100 #define SUNXI_TVE_AUTO_DETECT_INT_STATUS(dac)   (1 << ((dac) + 0))
 101 #define SUNXI_TVE_AUTO_DETECT_STATUS_SHIFT(dac) ((dac) * 8)
 102 #define SUNXI_TVE_AUTO_DETECT_STATUS_MASK(dac)  (3 << ((dac) * 8))
 103 #define SUNXI_TVE_AUTO_DETECT_STATUS_NONE       0
 104 #define SUNXI_TVE_AUTO_DETECT_STATUS_CONNECTED  1
 105 #define SUNXI_TVE_AUTO_DETECT_STATUS_SHORT_GND  3
 106 #define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_SHIFT(d) ((d) * 8)
 107 #define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_MASK(d)  (0xf << ((d) * 8))
 108 #define SUNXI_TVE_CSC_REG0_ENABLE               (1 << 31)
 109 #define SUNXI_TVE_CSC_REG0                      0x08440832
 110 #define SUNXI_TVE_CSC_REG1                      0x3b6dace1
 111 #define SUNXI_TVE_CSC_REG2                      0x0e1d13dc
 112 #define SUNXI_TVE_CSC_REG3                      0x00108080
 113 #define SUNXI_TVE_COLOR_BURST_PAL_M             0x00000000
 114 #define SUNXI_TVE_CBR_LEVEL_PAL                 0x00002828
 115 #define SUNXI_TVE_CBR_LEVEL_NTSC                0x0000004f
 116 #define SUNXI_TVE_BURST_PHASE_NTSC              0x00000000
 117 #define SUNXI_TVE_BURST_WIDTH_COMPOSITE         0x0016447e
 118 #define SUNXI_TVE_UNKNOWN2_PAL                  0x0000e0e0
 119 #define SUNXI_TVE_UNKNOWN2_NTSC                 0x0000a0a0
 120 #define SUNXI_TVE_SYNC_VBI_LEVEL_NTSC           0x001000f0
 121 #define SUNXI_TVE_ACTIVE_NUM_COMPOSITE          0x000005a0
 122 #define SUNXI_TVE_CHROMA_BW_GAIN_COMP           0x00000002
 123 #define SUNXI_TVE_NOTCH_WIDTH_COMPOSITE         0x00000101
 124 #define SUNXI_TVE_RESYNC_NUM_PAL                0x800d000c
 125 #define SUNXI_TVE_RESYNC_NUM_NTSC               0x000e000c
 126 #define SUNXI_TVE_SLAVE_PARA_COMPOSITE          0x00000000
 127
 128 void tvencoder_mode_set(struct sunxi_tve_reg * const tve, enum tve_mode mode);
 129 void tvencoder_enable(struct sunxi_tve_reg * const tve);
 130
 131 #endif /* _TVE_H */